<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
		我是a页面<br />
		<a href="b.html">b.html</a><br>
		<input type="button" value="前进" onclick="forw()" />
	</body>
	<script>
		//前进
		function forw(){
			history.go(1)
		}
	</script>
</html>
